Bacnet Technical Data; Bacnet Ms/Tp Protocol; Bacnet Ip Protocol - Honeywell BacNet protocol Installation And User Manual

BACnet technical data

3. BACnet technical data
3.1

BACnet MS/TP protocol

Interface
Data transfer method
Transfer cable
Connections and Connector
communications
Electrical isolation
BACnet MS/TP
Baud rate
3.2

BACnet IP protocol

Interface
Data transfer method
Data transfer speed
Protocol
Connections and
Connector
communications
Cable type
BACnet IP
Default IP
RS-485
RS-485 MS/TP, half-duplex
STP (Shielded Twisted Pair), type
Belden 9841 or similar
2.5 mm
2
Functional
As described in ANSI/ASHRAE Stan-
dards 135-2004
9600, 19200, 38400 and 76800
baud(supports autobaud detection)
Table 3.
100BaseTX, IEEE 802.3 compatible
Ethernet half/full -duplex
10/100 MBit/s, autosensing
BACnet over UDP/IP
Shielded RJ45 connector; NOTE: Max
length of the non-bending part 40 mm.
CAT5e STP
As described in ANSI/ASHRAE Stan-
dards 135-2004
Selectable: Fixed or DHCP (AutoIP)
Table 4.
Honeywell • 8